package net.bwie.realtime.dws.log.function;

import net.bwie.realtime.dws.log.bean.PageViewBean;
import net.bwie.realtime.jtp.utils.DateTimeUtil;
import org.apache.flink.streaming.api.functions.windowing.WindowFunction;
import org.apache.flink.streaming.api.windowing.windows.TimeWindow;
import org.apache.flink.util.Collector;

public class PageViewReportWindowFunction implements WindowFunction<PageViewBean,String,String, TimeWindow> {
    @Override
    public void apply(String s, TimeWindow window,
                      Iterable<PageViewBean> input, Collector<String> out) throws Exception {

        //1.窗口时间
        String windowStartTime = DateTimeUtil.convertLongToString(window.getStart(), "yyyy-MM-dd HH:mm:ss");
        String windowEndTime = DateTimeUtil.convertLongToString(window.getEnd(), "yyyy-MM-dd HH:mm:ss");
        //2.获取窗口计算结果
        PageViewBean bean = input.iterator().next();
        Long pvCount = bean.getPvCount();
        Long pvDuringTime = bean.getPvDuringTime();
        Long uvCount = bean.getUvCount();
        Long sessionCount = bean.getSessionCount();
        //3.输出
        String output = windowStartTime + "," + windowEndTime + "," + windowStartTime.substring(0, 10)
                + "," + s
                + "," + uvCount + "," + sessionCount + "," + pvCount + "," + pvDuringTime;
        out.collect(output);

    }
}
